CN110130182B - Playground mat and production method and production equipment thereof - Google Patents
Playground mat and production method and production equipment thereof Download PDFInfo
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- CN110130182B CN110130182B CN201910431826.6A CN201910431826A CN110130182B CN 110130182 B CN110130182 B CN 110130182B CN 201910431826 A CN201910431826 A CN 201910431826A CN 110130182 B CN110130182 B CN 110130182B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/002—Combinations of extrusion moulding with other shaping operations combined with surface shaping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
- C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/04—Pavings made of prefabricated single units
- E01C13/045—Pavings made of prefabricated single units the prefabricated single units consisting of or including bitumen, rubber or plastics
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Architecture (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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Abstract
The invention relates to a ground mat for a sports ground, which comprises an upper composite friction layer and a lower composite elastic layer, wherein the upper composite friction layer is positioned on the surface of the ground mat, the lower composite elastic layer is positioned at the bottom of the ground mat, the surface of the upper composite friction layer is provided with uneven anti-skid grains, the bottom of the lower composite elastic layer is provided with left inclined stripes and right inclined stripes, the left inclined stripes and the right inclined stripes are crossed, a plurality of diamond-shaped grooves are formed in gaps between the left inclined stripes and the right inclined stripes, the layered structure of the ground mat for the sports ground is reasonably designed, the anti-skid grains of the upper composite friction layer can increase the friction force to prevent the people from falling down, the left inclined stripes and the right inclined stripes of the lower composite elastic layer can increase the elasticity to enable the mat to be easily rebounded and reset after being stressed, in addition, the materials and the production method of the upper composite friction layer and the lower composite elastic layer are reasonable, the ground mat for the sports, The lower composite elastic layer can not fall off and separate and is firmly combined.
Description
Technical Field
The invention relates to a sports ground, in particular to a ground mat for a sports ground, a production method and production equipment thereof.
Background
At present, sports projects such as a runway, a basketball court, tennis balls, badminton balls and the like are generally paved with a playground mat, the playground mat is composed of polyurethane prepolymer, mixed polyether, waste tire rubber, EPDM rubber particles or PU particles, pigment, auxiliary agent and filler, has the characteristics of good flatness, high compressive strength, proper hardness and elasticity and stable physical property, is beneficial to the exertion of the speed and the technology of athletes, effectively improves the sports performance, reduces the tumble damage rate, however, the playground mat has complex components and certain toxicity due to the elements such as benzene, lead, mercury and the like, the playground mat mainly depends on the physical characteristics of rubber to obtain the buffer protection effect, various physical properties are difficult to meet the new national standard impact absorption requirement, the use touch and the service life of the playground mat can not be guaranteed, and the playground mat can only be suitable for low-end places.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a playground mat with reasonable layered structure, good elasticity, light weight and good touch feeling, and provides a production method and production equipment of the playground mat, and the specific technical scheme is as follows:
the utility model provides a stadium ground mat, is including the lower compound elastic layer that is located the last compound frictional layer on surface and is located the bottom, goes up compound frictional layer surface and is equipped with unevenness's anti-skidding line, and compound elastic layer bottom is equipped with left slope stripe and right slope stripe down, and left slope stripe and right slope stripe are crossed, and the gap forms a plurality of rhombus recesses between left slope stripe and the right slope stripe.
As a preferable scheme of the playground mat, the upper composite friction layer is made of 40-60 wt% of hydrogenated styrene-butadiene block copolymer, 10-30 wt% of polypropylene, 5-15 wt% of ethylene-vinyl acetate copolymer, 5-10 wt% of plasticizer and 5-10 wt% of processing aid.
As a preferable embodiment of the playground mat of the present invention, the lower composite elastic layer is made of, by weight, 30% to 60% of hydrogenated styrene-butadiene block copolymer, 10% to 30% of polypropylene, 5% to 10% of ethylene-vinyl acetate copolymer, 5% to 10% of polyolefin elastomer, 10% to 15% of plasticizer, 4% to 10% of inorganic filler, and 5% to 10% of processing aid.
As a preferable embodiment of the playground mat of the present invention, the processing aids are antioxidants, light stabilizers, ultraviolet absorbers, zinc resin, and resins.
As a preferable embodiment of the playground mat of the present invention, the inorganic filler is talc powder or a recyclable environment-friendly recycled material.
A method for producing a playground mat comprises the following steps,
mixing 40-60 wt% of hydrogenated styrene-butadiene block copolymer, 10-30 wt% of polypropylene, 5-15 wt% of ethylene-vinyl acetate copolymer, 5-10 wt% of plasticizer and 5-10 wt% of processing aid to prepare a composite friction material, and adding the composite friction material into a screw extruder to extrude the composite friction coiled material;
secondly, mixing 30 to 60 percent of hydrogenated styrene-butadiene block copolymer, 10 to 30 percent of polypropylene, 5 to 10 percent of ethylene-vinyl acetate copolymer, 5 to 10 percent of polyolefin elastomer, 10 to 15 percent of plasticizer, 4 to 10 percent of inorganic filler and 5 to 10 percent of processing aid according to weight percentage to prepare a composite elastic material, and adding the composite elastic material into a screw extruder to extrude the composite elastic coiled material;
thirdly, the upper composite friction sheet and the lower composite elastic sheet enter a composite double-layer die to be thermally pressed and bonded into a whole to obtain a semi-finished playground mat coiled material;
enabling the semi-finished playground mat sheet to enter between an anti-skid grain compression roller and a stripe compression roller, enabling the anti-skid grain compression roller to extrude uneven anti-skid grains on the surface of the upper composite friction coiled material, and enabling the stripe compression roller to extrude left-inclined stripes and right-inclined stripes on the bottom of the lower composite elastic coiled material to obtain the playground mat sheet;
fifthly, the playground mat coiled material enters a cutting machine through the guide of the guide roller, and the playground mat with a proper size is cut by the cutting machine.
As an optimal scheme of the production method of the playground mat, the processing and extrusion temperature of the upper and lower composite friction coiled materials is 170-230 ℃ in the step (I), and the processing and extrusion temperature of the middle and lower composite elastic coiled materials is 130-180 ℃.
A playground mat production device comprises a first screw extruder, a second screw extruder, a composite double-layer die, an anti-skid grain press roller, a stripe press roller, a guide roller and a cutting machine, wherein the first screw extruder extrudes an upper composite friction coiled material to reach the composite double-layer die, the second screw extruder extrudes a lower composite elastic coiled material to reach the composite double-layer die, the composite double-layer die presses the upper composite friction coiled material and the lower composite elastic coiled material to be bonded into a whole, the composite double-layer die conveys a semi-finished playground mat coiled material to enter between the anti-skid grain press roller and the stripe press roller, the anti-skid grain press roller extrudes uneven anti-skid grains on the surface of the upper composite friction coiled material, meanwhile, the stripe press roller extrudes left inclined grains and right inclined grains at the bottom of the lower composite elastic coiled material to obtain a playground mat coiled material, the, the cutting machine cuts the playground mat with a proper size.
As a preferred scheme of the playground mat production equipment, the anti-skid grain press roller, the stripe press roller and the guide roller are driven by a motor to rotate.
The invention has the beneficial effects that: the layered structure of the playground floor mat is reasonable in design, the anti-skid lines of the upper composite friction layer can increase the friction force to prevent skidding and avoid people from falling down, the left inclined lines and the right inclined lines of the lower composite elastic layer can increase the elasticity to enable the stressed floor mat to rebound and reset easily, in addition, the materials and the production method of the upper composite friction layer and the lower composite elastic layer are reasonable, the playground floor mat has the characteristics of reasonable proportion, light weight, good elasticity, comfortable hand feeling and the like, the upper composite friction layer and the lower composite elastic layer cannot fall off and separate in the using process, and the combination is stable.
Drawings
Fig. 1 is a perspective view of a sports floor mat according to the invention;
fig. 2 is a perspective view of another perspective of the sports floor mat of the present invention;
fig. 3 is a schematic front view of the production apparatus of the sports ground mat of the present invention;
fig. 4 is a diagrammatic top view of the apparatus for producing a sports floor mat according to the invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1 and 2, a playground mat comprises an upper composite friction layer 1 on the surface and a lower composite elastic layer 2 at the bottom, wherein uneven anti-slip lines 11 are arranged on the surface of the upper composite friction layer 1, the anti-slip lines 11 are used for increasing friction force, a plurality of left inclined stripes 21 and right inclined stripes 22 are arranged at the bottom of the lower composite elastic layer 2, the left inclined stripes 21 and the right inclined stripes 22 are crossed, and a plurality of rhombic grooves are formed in gaps between the left inclined stripes 21 and the right inclined stripes 22 to increase air permeability and elasticity.
Upper composite friction layer example 1: the upper composite friction layer 1 is made of materials with the following weight percentage, 40-60 percent of hydrogenated styrene-butadiene block copolymer, 10-30 percent of polypropylene, 5-15 percent of ethylene-vinyl acetate copolymer, 5-10 percent of plasticizer and 5-10 percent of processing agent, and the specific gravity of the upper composite friction layer 1 is 0.98.
Upper composite friction layer example 2: the upper composite friction layer 1 is made of materials with the following weight percentage, namely 52 percent of hydrogenated styrene-butadiene block copolymer, 20 percent of polypropylene, 14 percent of ethylene-vinyl acetate copolymer, 6 percent of plasticizer and 8 percent of processing aid.
Upper composite friction layer example 3: the upper composite friction layer 1 is made of the following materials, by weight, 45% of hydrogenated styrene-butadiene block copolymer, 25% of polypropylene, 12% of ethylene-vinyl acetate copolymer, 9% of plasticizer and 9% of processing aid.
Upper composite friction layer example 4: the upper composite friction layer 1 is made of 60 wt% of hydrogenated styrene-butadiene block copolymer, 15 wt% of polypropylene, 6 wt% of ethylene-vinyl acetate copolymer, 10 wt% of plasticizer and 9 wt% of processing aid.
Upper composite friction layer example 5: the upper composite friction layer 1 is made of 40 wt% of hydrogenated styrene-butadiene block copolymer, 29 wt% of polypropylene, 14 wt% of ethylene-vinyl acetate copolymer, 10 wt% of plasticizer and 7 wt% of processing aid.
Lower composite elastic layer example 1: the lower composite elastic layer is made of, by weight, 30-60% of hydrogenated styrene-butadiene block copolymer, 10-30% of polypropylene, 5-10% of ethylene-vinyl acetate copolymer, 5-10% of polyolefin elastomer, 10-15% of plasticizer, 4-10% of inorganic filler and 5-10% of processing aid, and the specific gravity of the lower composite elastic layer is 1.25.
Lower composite elastic layer example 2: the lower composite elastic layer is made of the following materials, by weight, 35% of hydrogenated styrene-butadiene block copolymer, 27% of polypropylene, 7% of ethylene-vinyl acetate copolymer, 8% of polyolefin elastomer, 11% of plasticizer, 6% of inorganic filler and 6% of processing aid.
Lower composite elastic layer example 3: the lower composite elastic layer is made of 40 wt% of hydrogenated styrene-butadiene block copolymer, 20 wt% of polypropylene, 6 wt% of ethylene-vinyl acetate copolymer, 6 wt% of polyolefin elastomer, 13 wt% of plasticizer, 7 wt% of inorganic filler and 8 wt% of processing aid.
Lower composite elastic layer example 4: the lower composite elastic layer is made of the following materials, by weight, 50% of hydrogenated styrene-butadiene block copolymer, 15% of polypropylene, 5.5% of ethylene-vinyl acetate copolymer, 5% of polyolefin elastomer, 12% of plasticizer, 5.5% of inorganic filler and 7% of processing aid.
Hydrogenated styrene-butadiene block copolymers are linear triblock copolymers having polystyrene as the terminal block and an ethylene-butene copolymer obtained by hydrogenation of polybutadiene as the middle elastomeric block. Polypropylene, a thermoplastic resin made by polymerizing propylene. Ethylene-vinyl acetate copolymer, molecular formula (C2H4) x (C4H6O2) y. Plasticizers are also known as paraffin oil, white oil, mineral oil. Polyolefin elastomers, metallocene catalyzed thermoplastic elastomers having a narrow relative molecular mass distribution and a uniform distribution of short chain branches.
The processing aid is antioxidant, light stabilizer, ultraviolet resistant absorbent, resin zinc and resin. The inorganic filler is talcum powder or recyclable environment-friendly reclaimed materials.
A method for producing a playground mat comprises the following steps,
mixing 40-60% of hydrogenated styrene-butadiene block copolymer, 10-30% of polypropylene, 5-15% of ethylene-vinyl acetate copolymer, 5-10% of plasticizer and 5-10% of processing aid by weight percent to prepare a composite friction material (the specific components of the composite friction material can refer to the above embodiment), and adding the composite friction material into a screw extruder to extrude a composite friction coiled material;
secondly, mixing 30 to 60 percent of hydrogenated styrene-butadiene block copolymer, 10 to 30 percent of polypropylene, 5 to 10 percent of ethylene-vinyl acetate copolymer, 5 to 10 percent of polyolefin elastomer, 10 to 15 percent of plasticizer, 4 to 10 percent of inorganic filler and 5 to 10 percent of processing aid according to weight percentage to prepare a composite elastic material (the specific components of the composite elastic material can refer to the above embodiment), and adding the composite elastic material into a screw extruder to extrude a composite elastic coiled material;
thirdly, the upper composite friction sheet and the lower composite elastic sheet enter a composite double-layer die to be thermally pressed and bonded into a whole to obtain a semi-finished playground mat coiled material;
enabling the semi-finished playground mat sheet to enter between an anti-skid grain compression roller and a stripe compression roller, enabling the anti-skid grain compression roller to extrude uneven anti-skid grains on the surface of the upper composite friction coiled material, and enabling the stripe compression roller to extrude left-inclined stripes and right-inclined stripes on the bottom of the lower composite elastic coiled material to obtain the playground mat sheet;
fifthly, the playground mat coiled material enters a cutting machine through the guide of the guide roller, and the playground mat with a proper size is cut by the cutting machine.
Specifically, the processing and extruding temperature of the upper composite friction coiled material is 170-230 ℃ in the step I, the processing and extruding temperature of the lower composite elastic coiled material is 130-180 ℃, the upper composite friction coiled material and the lower composite elastic coiled material have the temperature when coming out of the screw extruder, and the two composite double-layer dies can be quickly pressed together.
As shown in figures 3 and 4, a playground mat production device comprises a first screw extruder 3, a second screw extruder 4, a composite double-layer die 5, an anti-skid grain press roller 6, a stripe press roller 7, a guide roller 8 and a cutting machine 9, wherein the first screw extruder 3 extrudes an upper composite friction coiled material to reach the composite double-layer die 5, the second screw extruder 3 extrudes a lower composite elastic coiled material to reach the composite double-layer die 5, the composite double-layer die 5 presses the upper composite friction coiled material and the lower composite elastic coiled material to be bonded into a whole, the composite double-layer die 5 conveys a semi-finished playground mat coiled material to enter between the anti-skid grain press roller 6 and the stripe press roller 7, the anti-skid grain press roller 6 rotates clockwise to extrude uneven anti-skid grains on the surface of the upper composite friction coiled material, meanwhile, the stripe press roller 7 rotates anticlockwise to extrude left-inclined stripes and right-inclined stripes on the bottom of the, playground ground mat coiled material 10 gets into guillootine 9 through the direction roller direction, and the proper size playground mat is cut out to guillootine 9, and first screw extruder 3, second screw extruder 4, compound double-deck mould 5, guillootine 9 are current conventional machine, and concrete structure does not state all over again.
Specifically, the anti-skid grain compression roller 6, the stripe compression roller 7 and the guide roller 8 are driven by a motor to rotate, anti-skid protrusions and stripe protrusions are arranged on the surfaces of the anti-skid grain compression roller 6 and the stripe compression roller 7 respectively, the protrusions are matched with the anti-skid grains 11, the left inclined stripes 21 and the right inclined stripes 22, and the surface of the guide roller 8 is smooth.
The above description is for the purpose of describing the invention in more detail with reference to specific preferred embodiments, and it should not be construed that the embodiments of the invention are limited to those described herein, and it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (8)
1. A playground mat, characterized in that: the composite friction layer is made of materials with the following weight percentage, 40% -60% of hydrogenated styrene-butadiene block copolymer, 10% -30% of polypropylene, 5% -15% of ethylene-vinyl acetate copolymer, 5% -10% of plasticizer and 5% -10% of processing aid.
2. A sports mat as claimed in claim 1, wherein: the lower composite elastic layer is made of the following materials, by weight, 30-60% of hydrogenated styrene-butadiene block copolymer, 10-30% of polypropylene, 5-10% of ethylene-vinyl acetate copolymer, 5-10% of polyolefin elastomer, 10-15% of plasticizer, 4-10% of inorganic filler and 5-10% of processing aid.
3. A sports mat as claimed in claim 1 or 2, in which: the processing aid is an antioxidant or a light stabilizer or an ultraviolet light resistant absorbent or resin zinc or resin.
4. A sports mat as claimed in claim 2, in which: the inorganic filler is talcum powder or recyclable environment-friendly reclaimed materials.
5. A method of producing a sports mat as claimed in claim 1, wherein: comprises the following steps of (a) carrying out,
mixing 40-60 wt% of hydrogenated styrene-butadiene block copolymer, 10-30 wt% of polypropylene, 5-15 wt% of ethylene-vinyl acetate copolymer, 5-10 wt% of plasticizer and 5-10 wt% of processing aid to prepare a composite friction material, and adding the composite friction material into a screw extruder to extrude the composite friction coiled material;
secondly, mixing 30 to 60 percent of hydrogenated styrene-butadiene block copolymer, 10 to 30 percent of polypropylene, 5 to 10 percent of ethylene-vinyl acetate copolymer, 5 to 10 percent of polyolefin elastomer, 10 to 15 percent of plasticizer, 4 to 10 percent of inorganic filler and 5 to 10 percent of processing aid according to weight percentage to prepare a composite elastic material, and adding the composite elastic material into a screw extruder to extrude the composite elastic coiled material;
thirdly, the upper composite friction sheet and the lower composite elastic sheet enter a composite double-layer die to be thermally pressed and bonded into a whole to obtain a semi-finished playground mat coiled material;
enabling the semi-finished playground mat sheet to enter between an anti-skid grain compression roller and a stripe compression roller, enabling the anti-skid grain compression roller to extrude uneven anti-skid grains on the surface of the upper composite friction coiled material, and enabling the stripe compression roller to extrude left-inclined stripes and right-inclined stripes on the bottom of the lower composite elastic coiled material to obtain the playground mat sheet;
fifthly, the playground mat coiled material enters a cutting machine through the guide of the guide roller, and the playground mat with a proper size is cut by the cutting machine.
6. A method of producing a sports ground mat as claimed in claim 5, wherein: the processing and extruding temperature of the upper and lower composite friction coiled materials is 170-230 ℃, and the processing and extruding temperature of the middle and lower composite elastic coiled materials is 130-180 ℃.
7. A production apparatus for producing the playground mat of claim 1, characterized in that: comprises a first screw extruder, a second screw extruder, a composite double-layer die, an anti-skid grain compression roller, a stripe compression roller, a guide roller and a cutting machine, wherein the first screw extruder extrudes an upper composite friction coiled material to reach the composite double-layer die, the second screw extruder extrudes a lower composite elastic coiled material to reach the composite double-layer die, the composite double-layer die is pressed to integrally adhere the upper composite friction coiled material and the lower composite elastic coiled material, the composite double-layer die conveys a semi-finished playground mat coiled material to enter between the anti-skid grain compression roller and the stripe compression roller, the anti-skid grain compression roller extrudes uneven anti-skid grains on the surface of the upper composite friction coiled material, simultaneously, the stripe compression roller extrudes left slope stripe and the stripe of right slope in compound elastic coiled material bottom down and makes playground ground mat coiled material, and playground mat coiled material gets into the guillootine through the direction roller direction, and the proper size's playground mat is cut out to the guillootine.
8. The apparatus for producing a sports ground mat according to claim 7, wherein: the anti-skid grain press roller, the stripe press roller and the guide roller are driven by a motor to rotate.
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| CN201910431826.6A CN110130182B (en) | 2019-05-23 | 2019-05-23 | Playground mat and production method and production equipment thereof |
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| CN201910431826.6A CN110130182B (en) | 2019-05-23 | 2019-05-23 | Playground mat and production method and production equipment thereof |
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| CN110130182B true CN110130182B (en) | 2021-04-27 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110685366A (en) * | 2019-10-30 | 2020-01-14 | 安徽绿谷新材料有限公司 | Floor sound insulation shock pad and preparation device and method thereof |
| CN112745579B (en) * | 2019-10-30 | 2023-07-18 | 中国石油化工股份有限公司 | Preparation and application of SEBS (styrene-ethylene-butylene-styrene) base material for non-foaming child floor mat |
| CN112716249B (en) * | 2020-12-08 | 2023-06-23 | 青岛锐俊智能科技有限公司 | Ground mat and automatic production equipment thereof |
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| CN206706504U (en) * | 2017-04-25 | 2017-12-05 | 黄信岳 | A kind of crack resistence rubber track |
| CN207121783U (en) * | 2017-04-19 | 2018-03-20 | 广州同欣康体设备有限公司 | Three layers of pre-fabricated rubber running track |
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2019
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| JPH0762606A (en) * | 1993-08-26 | 1995-03-07 | Sanyo Chem Ind Ltd | Permeable cushioning roadbed, pavement and athletic field |
| CN106366455A (en) * | 2016-08-26 | 2017-02-01 | 安徽永高塑业发展有限公司 | Low-temperature and high-impact resistance polypropylene random material |
| CN207121783U (en) * | 2017-04-19 | 2018-03-20 | 广州同欣康体设备有限公司 | Three layers of pre-fabricated rubber running track |
| CN206706504U (en) * | 2017-04-25 | 2017-12-05 | 黄信岳 | A kind of crack resistence rubber track |
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